All Collections

Access a fraction of over 12 million pages and items dating from 1753 to 1985, including documents, publications, photographs and films related to Cyrus Hall McCormick and the International Harvester Company. These items document the history of the agricultural equipment industry, the McCormick family, and many other topics in fields …

Read thousands of feature articles totaling over 35,000 pages, exactly as they originally appeared in the Wisconsin Magazine of History. The entire archive of previous issues, back to 1917, is available here. Stories highlight Wisconsin culture and the people, places and events of Wisconsin's past.

Explore the career of Wisconsin Democratic U.S. Senator William Proxmire (1915-2005), widely regarded as a political maverick known for curbing governmental waste and mismanagement. Browse more than 7,500 pages of manuscripts, press releases, newsletters, photographs, articles, interviews, books and correspondence selected from the …

View hundreds of historic maps here. Examples of nearly every type of traditional cartographic medium can be found — from elaborate maps of Renaissance explorations to simple outline maps suitable for classroom use. These maps are an invaluable resource for researching the history of North American exploration, economic and social …

About the collections

The Wisconsin Historical Society has the largest collection of published and unpublished materials documenting the history of North America outside of the Library of Congress. The world-class collections of the Society contain an extraordinary range of topics about our American past from early westward expansion to modern mass media.